<?php
namespace app\home\controller;

use app\common\controller\Base;
use app\common\model\Express as cxModel;
use think\Loader;

class Express extends Base {
    protected $EBusinessID = '1380014';
    protected $APIkey = '4ebe27b1-347f-4a9b-8698-d438e0cb2f9c';
    //  快递查询
    public function cha(){
        $getdata = request()->param();
        $url = "http://api.kdniao.cc/Ebusiness/EbusinessOrderHandle.aspx";
        $cxmodel = new cxModel();
        $ShipperCode = $cxmodel->where('title',$getdata['kdname'])->value('code');
        $requestData= "{'OrderCode':'','ShipperCode':'{$ShipperCode}','LogisticCode':'{$getdata['kdcode']}'}";

        $datas = array(
            'EBusinessID' => $this->EBusinessID,
            'RequestType' => '1002',
            'RequestData' => urlencode($requestData) ,
            'DataType' => '2-json',
        );
        $datas['DataSign'] = $this->encrypt($requestData, $this->APIkey);
        $result = $this->request_post($url, $datas);
        $result = json_decode($result,true);
        if($result['State'] == '0'){
            $this->error($result['Reason']);
        }
        $this->assign('result',$result);
        return json($result);
    }
    /**
     * 电商Sign签名生成
     * @param data 内容
     * @param appkey Appkey
     * @return DataSign签名
     */
    protected function encrypt($data, $appkey) {
        return urlencode(base64_encode(md5($data.$appkey)));
    }
    /**
     * @param string $url   访问的链接
     * @param array $post_data  附加参数
     * @return bool|string  返回值
     */
    public function request_post($url = '', $datas){
        $temps = array();
        foreach ($datas as $key => $value) {
            $temps[] = sprintf('%s=%s', $key, $value);
        }
        $post_data = implode('&', $temps);
        $url_info = parse_url($url);
        if(empty($url_info['port'])){
            $url_info['port']=80;
        }
        $httpheader = "POST " . $url_info['path'] . " HTTP/1.0\r\n";
        $httpheader.= "Host:" . $url_info['host'] . "\r\n";
        $httpheader.= "Content-Type:application/x-www-form-urlencoded\r\n";
        $httpheader.= "Content-Length:" . strlen($post_data) . "\r\n";
        $httpheader.= "Connection:close\r\n\r\n";
        $httpheader.= $post_data;
        $fd = fsockopen($url_info['host'], $url_info['port']);
        fwrite($fd, $httpheader);
        $gets = "";
        $headerFlag = true;
        while (!feof($fd)) {
            if (($header = @fgets($fd)) && ($header == "\r\n" || $header == "\n")) {
                break;
            }
        }
        while (!feof($fd)) {
            $gets.= fread($fd, 128);
        }
        fclose($fd);
        return $gets;
    }
}
